Climate at a Glance

Divisional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of June 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 2. Northeast

Average Temperature Rankings, September 1978

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1978
1-Month
68.7°F
(20.4°C)
63.7°F
(17.6°C)
5.0°F
(2.8°C)
121st Coolest Coolest since: 1977 1918
6th Warmest Warmest since: 1931 1897
Aug–Sep 1978
2-Month
69.9°F
(21.1°C)
67.4°F
(19.7°C)
2.5°F
(1.4°C)
110th Coolest Coolest since: 1977 1902
17th Warmest Warmest since: 1959 1947
Ties: 1955
Jul–Sep 1978
3-Month
70.6°F
(21.4°C)
69.3°F
(20.7°C)
1.3°F
(0.7°C)
95th Coolest Coolest since: 1977 1924
32nd Warmest Warmest since: 1959 1936
Ties: 1895, 1930, 1991
Jun–Sep 1978
4-Month
70.3°F
(21.3°C)
69.2°F
(20.7°C)
1.1°F
(0.6°C)
90th Coolest Coolest since: 1977 1915
37th Warmest Warmest since: 1973 2005
Ties: 1911
May–Sep 1978
5-Month
67.9°F
(19.9°C)
67.1°F
(19.5°C)
0.8°F
(0.4°C)
83rd Coolest Coolest since: 1976 1924
44th Warmest Warmest since: 1977 1921, 1988
Ties: 1906, 2015
Apr–Sep 1978
6-Month
64.7°F
(18.2°C)
63.9°F
(17.7°C)
0.8°F
(0.5°C)
79th Coolest Coolest since: 1976 1907
48th Warmest Warmest since: 1977 1921
Ties: 1914
Mar–Sep 1978
7-Month
59.9°F
(15.5°C)
59.9°F
(15.5°C)
0.0°F
(0.0°C)
56th Coolest Coolest since: 1975 1924
71st Warmest Warmest since: 1977 2012
Ties: 1913
Feb–Sep 1978
8-Month
54.2°F
(12.3°C)
55.5°F
(13.1°C)
-1.3°F
(-0.8°C)
21st Coolest Coolest since: 1972 1904, 1917
106th Warmest Warmest since: 1977 2012
Ties: 1965
Jan–Sep 1978
9-Month
49.8°F
(9.9°C)
51.8°F
(11.0°C)
-2.0°F
(-1.1°C)
9th Coolest Coolest since: 1940 1904, 1912
118th Warmest Warmest since: 1977 2012
Ties: 1929
Dec 1977–Sep 1978
10-Month
47.0°F
(8.3°C)
49.2°F
(9.6°C)
-2.2°F
(-1.3°C)
10th Coolest Coolest since: 1951 1904
116th Warmest Warmest since: 1977 2012
Nov 1977–Sep 1978
11-Month
46.2°F
(7.9°C)
48.1°F
(8.9°C)
-1.9°F
(-1.0°C)
10th Coolest Coolest since: 1951 1904
116th Warmest Warmest since: 1977 2012
Ties: 1902
Oct 1977–Sep 1978
12-Month
46.5°F
(8.1°C)
48.5°F
(9.2°C)
-2.0°F
(-1.1°C)
10th Coolest Coolest since: 1951 1904
116th Warmest Warmest since: 1977 2012
Ties: 1982
Apr 1977–Sep 1978
18-Month
53.0°F
(11.7°C)
53.6°F
(12.0°C)
-0.6°F
(-0.3°C)
32nd Coolest Coolest since: 1977 1904
94th Warmest Warmest since: 1976 2012
Ties: 1903, 1952, 1968, 2009
Oct 1976–Sep 1978
24-Month
46.8°F
(8.2°C)
48.4°F
(9.1°C)
-1.6°F
(-0.9°C)
6th Coolest Coolest since: 1927 1918
119th Warmest Warmest since: 1977 2017
Ties: 2015
Oct 1975–Sep 1978
36-Month
47.9°F
(8.8°C)
48.5°F
(9.2°C)
-0.6°F
(-0.4°C)
25th Coolest Coolest since: 1971 1979
99th Warmest Warmest since: 1977 2000
Ties: 1914, 1971, 1982
Oct 1974–Sep 1978
48-Month
48.0°F
(8.9°C)
48.4°F
(9.1°C)
-0.4°F
(-0.2°C)
25th Coolest Coolest since: 1970 1905, 1918
98th Warmest Warmest since: 1977 2001, 2002, 2019
Ties: 1910, 1930, 1952, 1961, 1962, 1965, 1968
Oct 1973–Sep 1978
60-Month
48.2°F
(9.0°C)
48.5°F
(9.2°C)
-0.3°F
(-0.2°C)
39th Coolest Coolest since: 1972 1905, 1906
83rd Warmest Warmest since: 1977 2002
Ties: 1902, 1910, 1911, 1914, 1921, 1961, 1972

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published July 2021, retrieved on July 31, 2021 from https://www.ncdc.noaa.gov/cag/